package ooday02;

/* 父类 */

/* 子类:Student,Teacher,Doctor
    测试类：ExrendsTest */

public class Person {
    String name;
    int age;
    String address;
    Person(){

    }
    Person(String name,int age,String address){
        this.name = name;
        this.age = age;
        this.address = address;
    }

    void eat() {
        System.out.println(name + "正在吃饭...");
    }
    void sleep(){
        System.out.println(name+"正在睡觉...");
    }
    void sayHi(){
        System.out.println("大家好，我是"+name+"，今年"+age+"岁，来自"+address);
    }
}
